National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Pittsburgh - Allegheny County Airport (KAGC)

Lat: 40.36°NLon: 79.92°WElev: 1237ft.

Overcast

75°F

24°C

Humidity 66%
Wind Speed SW 14 mph
Barometer 30.15 in (1020.2 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 May 8:53 am EDT
Extended Forecast for

Donora PA

  • Today

    Today: Mostly sunny, with a high near 89. Southwest wind 9 to 14 mph.

    High: 89 °F

    Mostly Sunny

  • Tonight

    Tonight: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Southwest wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Partly Cloudy
    then Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. High near 76. Southwest wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 48. North wind 6 to 8 mph. Chance of precipitation is 20%.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, mainly after 2pm. Partly sunny, with a high near 69. Northeast wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 69 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 53 °F

    Chance
    Showers

  • Friday

    Friday: Showers, mainly after 8am. High near 68. Chance of precipitation is 90%.

    High: 68 °F

    Showers

  • Friday Night

    Friday Night: Showers. Low around 55. Chance of precipitation is 90%.

    Low: 55 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 72. Chance of precipitation is 90%.

    High: 72 °F

    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 89. Southwest wind 9 to 14 mph.
Tonight
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 67. Southwest wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 11am. High near 76. Southwest wind 7 to 10 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 48. North wind 6 to 8 mph. Chance of precipitation is 20%.
Thursday
A chance of showers, mainly after 2pm. Partly sunny, with a high near 69. Northeast wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
A chance of showers before 8pm, then a chance of showers after 2am. Mostly cloudy, with a low around 53. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Showers, mainly after 8am. High near 68. Chance of precipitation is 90%.
Friday Night
Showers. Low around 55. Chance of precipitation is 90%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 72. Chance of precipitation is 90%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 70%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 78. Chance of precipitation is 70%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Memorial Day
A chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Donora PA
 40.16°N 79.88°W (Elev. 801 ft)
Last Update:
7:01 am EDT May 19, 2026
Forecast Valid:
9am EDT May 19, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation